title: [Clear redundancy in meta-analyses - overlapping meta-analyses can absolutely be useful].
authors.forename: A
authors.initials: A
authors.lastname: Ziegler
mesh_terms: D035843:Biomedical Research; D006801:Humans; D015201:Meta-Analysis as Topic; D039781:PubMed / Q000706:statistics & numerical data*; D011643:Publishing / Q000706:statistics & numerical data*; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*; D014481:United States